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WUPA

Answer these quick fire questions on your mini whiteboards. WUPA. WALT:. Multiply any integer by 10, 100 and 1000. Discuss the following numbers…. 26. 260. 26000. What is the relationship between these numbers?. 26. 260. 26000. What number is missing in the sequence?. 26. 260. 26000.

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WUPA

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  1. Answer these quick fire questions on your mini whiteboards. WUPA

  2. WALT: Multiply any integer by 10, 100 and 1000.

  3. Discuss the following numbers… 26 260 26000

  4. What is the relationship between these numbers? 26 260 26000

  5. What number is missing in the sequence? 26 260 26000

  6. What happens when we multiply 19 by 10? It looks like we add a zero, but really all the numbers move one place along the grid to the left.

  7. Now multiply by 100…. Now multiply by 1000…

  8. WUPA Mental Maths

  9. WALT: Multiply any integer by 10, 100 and 1000 in the context of money.

  10. 12000 How can I multiply this number by 10? 100? 1000?

  11. 12000 What if I wanted to divide this number by 10? 100? 1000?

  12. 4.5 How can I multiply this number by 10? 100? 1000?

  13. 4.5 What if I wanted to divide this number by 10? 100? 1000?

  14. Now try these…

  15. WUPA Mental Maths

  16. 27000 What if I wanted to divide this number by 10? 100? 1000?

  17. Jo’s shelf is 126cm long. She wants to put 10 boxes on this shelf. How much space will she have for each box?

  18. Henri has scored 5923 runs in cricket over 100 matches. How many runs has he scored on average in each match?

  19. Now try these…

  20. WUPA Mental Maths

  21. WALT: Multiply using the grid method including decimals.

  22. STARTING OFF 89 x 123 First partition each number like this.

  23. Where everything goes… Now times where the arrows meet (where the dots are). 8000 900 1600 180 240 27

  24. Totalling Now total up all the circled numbers. = 8900 = 1780 = 267 + 10947

  25. Now try these…

  26. Now for some decimals…

  27. Over to you!

  28. WUPA Mental Maths

  29. WALT: Multiply using the grid method including decimals.

  30. CLICK ON ME!

  31. STARTING OFF 4.3 x 6.2 First partition each number like this.

  32. Where everything goes… Now times where the arrows meet (where the dots are). 24 1.2 0.8 0.06

  33. Totalling Now total up all the circled numbers. = 25.8 24 1.8 = 0.86 0.8 0.06 = +

  34. Now try these…

  35. Over to you!

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